On online communities, many people believe that focusing on the stimulus, as if meditating, makes muscles grow better.
But that’s not a matter of emotion; it’s a matter of the speed and efficiency of neural signal transmission.
It’s an electrical signal.
How fast and powerfully the command “Contract!” sent by the brain is delivered along the nerves to the muscle fibers—that is the essence of the mind-muscle connection.
The soldier that directly delivers this signal is acetylcholine.
And the command center in the brain where this soldier delivers the orders is none other than the muscarinic receptor we’re dissecting today.
If this system’s efficiency drops, even if you command with 100% force, only a 70% signal reaches the muscle.
This is the true nature of the phenomenon where the brain can’t keep up with the body during high-intensity stacks.
But the funny thing is, almost no one knows how the drugs we commonly use are messing with this system.
Drugs like Haloperidol or Chlorpromazine, prescribed in psychiatry to patients with schizophrenia or bipolar disorder—these bastards are exactly the antagonists that block muscarinic receptors.
The principle is that they forcibly shut down specific brain circuits to suppress symptoms.
But why is this important?
Because it means that some of the chemicals we use can disrupt the brain in a similar way.
The real main point is genetics.
The blueprint that creates this muscarinic receptor is the CHRM gene, and there are five types in total, from M1 to M5.
Research on these genes is much less advanced compared to nicotine-related genes.
Why?
Because it’s not profitable.
Pharmaceutical companies pour money into developing smoking cessation drugs, but not into this.
Nevertheless, the few facts that have been uncovered are fucking interesting.
This isn’t just a genetics lecture; it’s a map of the battlefield for uncovering potential and risk.
CHRM1 and CHRM5 are involved in nicotine dependence and smoking quantity.
This shows their association with the dopamine system.
In other words, they are directly connected to the pleasure circuit.
CHRM3 and CHRM4 are deeply associated with schizophrenia.
Getting an idea now why the antipsychotic drugs mentioned earlier target this receptor?
If someone with a specific mutation in this gene takes the wrong stack, their mental state collapsing could just be a matter of time.
It’s not just simple ‘tren rage’; it could be closer to a genetically predestined nervous system collapse.
But the real monster is something else.
CHRM2, this one is the real deal.
This bastard is linked to alcohol dependence, depression, and crucially, intelligence.
According to research, just one specific variant of the CHRM2 gene (the T allele of rs324650) can increase IQ by an average of 4.6 points.
Do you have any idea how significant that number is?
4.6 points is a difference that can cross the boundary between a dumbass and an average person.
All the processes—designing training routines, calculating nutrition, controlling the variables of a drug stack—happen in the brain.
Someone born with this gene variant starts on a completely different starting line.
So, how do we use this?
You can’t change your genes.
But you can support and defend this system.
This is the risk management system that separates the pros from the amateurs.
When using powerful drugs like Trenbolone or others with potential neurotoxicity, it’s not just your liver or kidneys screaming in agony.
Your brain’s cholinergic system is burning down alongside them.
Brain fog, decreased concentration, lethargy—these are signals that this cholinergic system is being depleted.
That’s why true pros, when designing their stack, don’t just take liver protectants or kidney aids.
They always include a cholinergic support protocol for the brain.
1. Alpha-GPC (Alpha-GPC)
It is the most efficient substance that directly crosses the blood-brain barrier (BBB) to become the raw material for acetylcholine.
Taking 600-1200mg before training can explosively enhance focus and the nerve-muscle connection (mind-muscle connection) during your workout.
This isn’t just a simple booster; it’s a resupply mission for a depleted neurotransmitter.
2. Citicoline (Citicoline / CDP-Choline)
If Alpha-GPC is the immediate fuel, Citicoline is the engineering corps that aids in long-term brain cell protection and regeneration.
Taking 250-500mg consistently every morning stabilizes nerve cell membranes and increases dopamine receptor density, protecting brain function in the long term.
3. Huperzine A (Huperzine A)
It’s a sniper that inhibits the enzyme (AChE) that breaks down acetylcholine.
You fill up the fuel with Alpha-GPC, and Huperzine A slows down the rate at which that fuel is consumed.
However, this one is potent and isn’t for daily use.
A cycle of 200mcg every other day, or 2 weeks on followed by 1 week off, is necessary.
This isn’t just some supplement game to get smarter.
Just as a heavy squat annihilates your legs, powerful chemical stacks and extreme training constantly attack your central nervous system.
Without a system to defend against this attack, you’ll ultimately become nothing but a hollowed-out muscle robot.
If you weren’t born with the gene that boosts your IQ by 4.6 points, the least you can do is create an environment where your brain can perform at 100% of its potential, right?
The conclusion is simple.
A true pro doesn’t just design a drug stack; they build a system to control all the variables that those drugs will create.
Just as you check liver and kidney levels with blood tests, your mental state and focus are also subjects of management.
The real war isn’t waged with dumbbells; it’s waged inside the skull.
If you can’t dominate your brain, your muscles are just stupid lumps of meat.
References
1. Direct association between CHRM2 gene and IQ
A representative study proving that a specific variant (SNP) of the CHRM2 gene has a statistically significant association with human intelligence (IQ).
It is one of the key pieces of evidence supporting the claim of “IQ increase of 4.6 points” mentioned in the text.
https://pmc.ncbi.nlm.nih.gov/articles/PMC2859737/
2. Alpha-GPC supplementation and improvement in strength performance
A study showing that the group taking Alpha-GPC for 7 days showed a significant improvement in isometric peak torque (simply put, instantaneous power) compared to the placebo group.
This is important data showing that choline supplementation has a direct impact not only on brain function but also on actual strength output.
https://jissn.biomedcentral.com/articles/10.1186/s12970-015-0103-x
